provide raw link

installation.md

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 1. Download and install Mantid from [here](http://download.mantidproject.org/) ensure that you take the official latest release.
 1. Open the [MantidPlot](https://www.mantidproject.org/MantidPlot:_General_Concepts_and_Terms) Grapical User Interface which came with your Mantid installation and open the [script window](http://docs.mantidproject.org/v3.7.2/interfaces/ScriptingWindow.html) 
-1. Download [this](install_wfm_stitching.py) python script
+1. Download [this](https://git.esss.dk/wedel/wfm_stitching/raw/master/install_wfm_stitching.py) python script
 1. In the `script window` in MantidPlot open the script you just downloaded `install_wfm_stitching.py` and run it.
 
 Once the script has run successfully, you will have the wfm_package available for use with Mantid.